Here are 2 options. I favour the former.

#!/usr/bin/env perl 
use strict;
use warnings;

printf 'dec(%d) hex(%x)', 65, 0x41;
print "\n";

printf 'dec(%d) hex(%x)', "65", eval "0x41";
print "\n";

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In reply to Re: why are hex values not numbers? by hippo
in thread why are hex values not numbers? by perl-diddler

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